Contact Form 7 Extension For Mailchimp 0.5.28

Does "Contact Form 7 Extension For Mailchimp" work with WordPress 5.5.3 and PHP 7.4.8? A smoke test was performed on .

Summary

Errors
1PHP notices
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 198.62 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.026 seconds
The average page load time increased by this amount after activating the plugin.

Environment
WordPress version5.5.3
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 50,000+
WordPress.org page https://wordpress.org/plugins/contact-form-7-mailchimp-extension/
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Pages 5

Plugins ‹ Test site — WordPress

Page screenshot: Plugins ‹ Test site — WordPress
URL /wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL /wp-admin/plugins.php?action=activate&plugin=contact-form-7-mailchimp-extension%2Fchimpmatic-lite.php&plugin_status=all&paged=1&s&_wpnonce=7a914b6471
Aspect after-activation
HTTP status 200
Load time 1.565 s
Memory usage 3.98 MiB
JS errors None
Resource errors None

Contact

Page screenshot: Contact
URL /wp-admin/admin.php?page=wpcf7
Aspect menu-item
HTTP status 200
Load time 0.331 s
Memory usage 2.89 MiB
JS errors None
Resource errors None

Contact → Add New

Page screenshot: Contact → Add New
URL /wp-admin/admin.php?page=wpcf7-new
Aspect menu-item
HTTP status 200
Load time 1.684 s
Memory usage 3.04 MiB
JS errors None
Resource errors None

Contact → Integration

Page screenshot: Contact → Integration
URL /wp-admin/admin.php?page=wpcf7-integration
Aspect menu-item
HTTP status 200
Load time 0.243 s
Memory usage 2.79 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
URL /
Aspect front-page
HTTP status 200
Load time 0.308 s
Memory usage 2.74 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.537 s0.524 s-0.013 s2.75 MiB2.94 MiB+ 186.68 KiB
/wp-admin/edit.php0.275 s0.312 s+0.037 s2.8 MiB2.98 MiB+ 192.16 KiB
/wp-admin/post-new.php1.738 s2.226 s+0.488 s4.55 MiB4.72 MiB+ 175.2 KiB
/wp-admin/upload.php0.722 s0.518 s-0.204 s2.63 MiB2.81 MiB+ 185.55 KiB
/wp-admin/options-writing.php0.212 s0.198 s-0.014 s2.64 MiB2.86 MiB+ 217.53 KiB
/wp-admin/media-new.php0.280 s0.234 s-0.046 s2.61 MiB2.79 MiB+ 185.72 KiB
/wp-admin/edit-tags.php?taxonomy=category0.262 s0.233 s-0.029 s2.64 MiB2.89 MiB+ 250.66 KiB
/wp-admin/post-new.php?post_type=page1.581 s1.838 s+0.257 s4.53 MiB4.7 MiB+ 170.85 KiB
/wp-admin/options-discussion.php0.515 s0.363 s-0.152 s2.61 MiB2.79 MiB+ 186.05 KiB
/wp-admin/edit-comments.php0.250 s0.281 s+0.031 s2.65 MiB2.89 MiB+ 249.58 KiB
/0.342 s0.278 s-0.064 s2.56 MiB2.74 MiB+ 184.83 KiB
Average 0.610 s0.637 s+0.026 s3 MiB3.19 MiB+ 198.62 KiB

Additions

Things that the plugin adds to the site. This section is not intended to be comprehensive. The test tool only looks for a few specific types of added content.

Options wp_options 9

Custom Post Types 1

ID Name
wpcf7_contact_formContact Forms

PHP Error Log 1 lines

[31-Oct-2020 04:22:58 UTC] PHP Notice:  Trying to access array offset on value of type null in /wp-content/plugins/contact-form-7-mailchimp-extension/lib/find.php on line 157
See also: All tests for this plugin, How to Hide Contact Form 7 Extension For Mailchimp Admin Menus